You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Paul Smith this side, looking for a round trip to Houston, can you help me with this?

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, my journey dates are 03/02 and 03/04.

ASSISTANT: Can you please help me with your airport code?

USER: Yes, it's from IAH to IAH.

ASSISTANT: Do you have any other specifications?

USER: Yes, I am looking for a flight with single connection.

ASSISTANT: Thank you for your details.

USER: That's ok.

ASSISTANT: A flight in AA airline with price 100 having single connection is found. Flight number is 1015.

USER: Perfect, book it for me.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.