You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to visit Houston to meet my friend, will you help me in booking the flight ticket from DTW to IAH?

ASSISTANT: Sure, I am glad to help you. May I know your planned dates please?

USER: My travelling dates are Oct 12 and Oct 14.

ASSISTANT: Is there any class preference?

USER: No, I am comfortable in any class.

ASSISTANT: Can I have your name please?

USER: Myself Daniel Gonzalez.

ASSISTANT: Do you have any other requirements?

USER: I need a flight with single connection.

ASSISTANT: Ok, please standby.

USER: Ok, I will wait.

ASSISTANT: Thank you for waiting, we found a connecting flight with a fare of 200 in 1023 Southwest Airline. Shall I proceed?

USER: Sure, you can proceed with the booking.

ASSISTANT: Ok, your ticket has been confirmed in economy class.

USER: Thank you for helping me.

ASSISTANT: Thank you for opting us.