You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Patrick Martin here. I am a lecturer, I want to give a demo class on my college, so please book my ticket from DTW to SFO.

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My travelling dates are 04/05 and 04/07.

ASSISTANT: Give me a moment.

USER: Ok, take your time.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: Yes, you proceed with that booking.

ASSISTANT: Ok, your ticket is booked. Thank you for reaching us.

USER:  I really appreciate your help, thank you for your service.