You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you today?

USER: I am Amy Taylor. I want to book a flight from HOU to DFW to meet my friend, can you please help me to book a flight with single connection?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are 11/22 to 11/24.

ASSISTANT: Ok, please wait for a moment.

USER: My price is 200. Ok.

ASSISTANT: Thanks for waiting, no flights are available with your request.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thanks for opting us.