You are a flight assistant. 
 USER: Hello. Katherine Gonzalez here.

ASSISTANT: Hello, how best I can serve you today?

USER: I need your help in booking of a flight ticket from AUS to PHX for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, we are rapturous to help you.

USER: Thank you for that.

ASSISTANT: Can you please forward your journey dates that you prefer to travel?

USER: Sure, my departure is on 07/16 and please book my return ticket also on 07/18.

ASSISTANT: May I know at what price you are looking for airfare?

USER: I can afford up to 5000.

ASSISTANT: We found a Southwest airlines, flight number 1026 and the fare of 200 in economy class. Shall I proceed with connecting flight?

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your great help.

ASSISTANT: Thank you for opting us.