You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you?

USER: I am Michelle Parker. I need to book a flight ticket to participate in a kick boxing competition, help me in booking my flight ticket on 11/26.

ASSISTANT: Sure. Please share me your preferable airport codes.

USER: My source is MN-MSP, my landing point is TX-AUS.

ASSISTANT: When would you like to return?

USER: I would like to return on 11/28.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for being waiting. We found a Frontier airline, flight number:1021 and the price is 100.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you.