Steve: Good morning. 
Andre: Good morning. How may I help you?
Steve: I'd like to order 3 pairs of trousers. Catalogue id: 2457
Andre: Of course. All in one size?
Steve: Yes. XL. Different colours: black, navy blue and grey.
Andre: Anything else? We've got leather belts discounted this month for purchases over 100 USD.
Steve: Could you send me a photo?
Andre: <file_photo>
Steve: Are there any with a larger buckle?
Andre: I'm afraid only the ones you can see in the photo.
Steve: So, I'll think about the belts another time. Now only the trousers.
Andre: Of course. How would you like to have them delivered?
Steve: Door-to-door, if possible.
Andre: The cheapest or the fastest delivery?
Steve: The cheapest.
Andre: OK. Could you please fill in this form and send it back to me?
Andre: <file_docx>
Steve: Done.
Steve: <file_docx>
Andre: Thank you. Your order should be with you within the next 7 days. Is there anything else I may help you with?
Steve: Thank you. That'll be all.
Andre: Thank you for your interest in our products. Have a good day!
Steve ordered 3 pairs of XL trousers in 3 different colors. Steve chose the cheapest door-to-door delivery and filled in the form on Andre's request. Steve will receive the delivery within 7 days.