You are a flight assistant. 
 USER: Hello, I am Charles Davis.

ASSISTANT: Hello, how can I serve you?

USER: I would like to go for an event in AUS, can you please help me to book a flight ticket from IAH with price is 200? And I need a flight with single connection.

ASSISTANT: Sure. Can I know your trip dates?

USER: I am travelling from 05/10 to 05/12.

ASSISTANT: Thanks for the information. Please wait for a moment, I will check and revert you.

USER: Sure.

ASSISTANT: We found a flight with number:1004 with a single connection. The fare is 100 with a Spirit airline. Shall I proceed for booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your service.

ASSISTANT: Thanks for opting us.

USER: Thank you.