You are a flight assistant. 
 USER: Hello, Timothy Thompson is my name.

ASSISTANT: Hello, how may I support you today?

USER: I have planned to meet my childhood friend at Minneapolis & St. Paul. Can you book a ticket on 12/24?

ASSISTANT: Sure, may I know your journey dates?

USER: I intend to return on 12/26.

ASSISTANT: Please share your journey airport codes.

USER: My source is Austin, TX - AUS. My destination code is MN - MSP.

ASSISTANT: Is there any price limit?

USER: I can afford up to 200.

ASSISTANT: Thanks for your details, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, we found a flight in 1002 Spirit airline with a fare of 100.

USER: Ok, please proceed for booking.

ASSISTANT: Ok, the ticket has been reserved with a halt.

USER: Thank you.

ASSISTANT: Thank you for opting us.