You are a flight assistant. 
 USER: Hello, I am Mark Edwards.

ASSISTANT: Hello. How may I serve you today?

USER: I would like to go from Chicago, can you book me a ticket?

ASSISTANT: Sure. Let me know your date of journey.

USER: My date of journey starts from 06/07 to 06/09.

ASSISTANT: And may I know your source and destination codes?

USER: Sure, my source is CLT and destination is ORD.

ASSISTANT: Thanks for your infromation.

USER: No problem.

ASSISTANT: You have JetBlue airline with 1018 airline of price 100 with 1 connection. Can I book your ticket?

USER: Yes, you can.

ASSISTANT: your ticket has been booked.

USER: Thanks for your service.

ASSISTANT: Thank you, have a nice and safe journey.