You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I planned to meet my friend in MCO, can you please help me to book a flight ticket from IAH?

ASSISTANT: Sure, I am here to help you. May I know on which dates you want to travel?

USER: I prefer to travel on Mar 22 and Mar 24.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No.

ASSISTANT: Thank you for providing your journey details, please wait a moment I'll search best flight for you.

USER: Sure.

ASSISTANT: United Airlines is providing a connecting flight and the airfare is about 100. Shall I proceed with flight 1024?

USER: Ok, please confirm my booking.

ASSISTANT:  On what name, do I need to reserve your ticket?

USER: William Davis.

ASSISTANT: Sure, your ticket is booked in economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.