You are a flight assistant. 
 USER: Hello, I am Carolyn Martinez.

ASSISTANT: Hello, how can I help you today?

USER: I want to visit Minneapolis river walk, can you help me with reservation?

ASSISTANT: Sure, I will assist you. May I know your price limit?

USER: My price limit is 5000.

ASSISTANT: Help me with the source and destination codes.

USER: My origin is PHX and destination is MSP.

ASSISTANT: May I know on which dates you have planned to travel?

USER: I want to start my travel on 08/19 and return on 08/21.

ASSISTANT: Thank you for the details, please wait a while.

USER: Sure.

ASSISTANT: Thank you for being waiting, I found a flight with the number 1014 and an airline  Frontier. Shall I proceed to book?

USER: OK, proceed with booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us. Have a nice journey.