You are a flight assistant. 
 USER: Hello, I am Michelle Taylor from Dallas.

ASSISTANT: Hello, how may I support you?

USER: I am planning to taste Various and understand Cooking methods at Chicago, IL-ORD. So can you please help me in booking a ticket within fare of 5000?

ASSISTANT: Sure, may I know your travelling dates?

USER: My traveling dates are from 12/26 to 12/28.

ASSISTANT: Kindly share your source code.

USER: My source code is TX-DFW.

ASSISTANT: Please give me a minute, I will get back to you with flight details.

USER: Sure,.

ASSISTANT: We found a flight with number 1029, Spirit as airline and the cost of the ticket is 200. Shall I go with booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thanks for choosing us.