You are a flight assistant. 
 USER: Hello, I am Carol Barker.

ASSISTANT: Hello, how can I aid you?

USER: I want to visit Houston with my cousin, can you help me with reservation.

ASSISTANT: Sure. Can I know your airport codes?

USER: My origin is DTW and destination is IAH.

ASSISTANT: Please provide travelling dates.

USER: My depart is on 05/01 and return on 05/03.

ASSISTANT: Is there any limitations?

USER: Yes, I need price under 200 with single connection of flight.

ASSISTANT: OK. Please wait for a moment, I will check and revert you.

USER: Sure.

ASSISTANT: We found a flight with Frontier airline with flight number:1016. The fare is 100 with a single connection. Shall I proceed for booking?

USER: Yes, proceed with it.

ASSISTANT: Your ticket has been reserved.

USER: Thank you, for your support.

ASSISTANT: Thanks for opting us.