You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please book a flight ticket from IAH to CLT?

ASSISTANT: Ok, may I know your travelling dates please?

USER: Thank you. I have planned my travel dates as Apr 10 and Apr 12.

ASSISTANT: Ok, may I know your name please?

USER: Sure. myself Brenda Gonzalez.

ASSISTANT: Is there any specific class preference for you?

USER: No, I am ok with any class.

ASSISTANT: Do you have any other specifications please?

USER: I would prefer single connecting flight so please check with that.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: There is a connecting flight of fare 100 with economy class in Delta airline, shall I proceed for booking?

USER: That is fine, please proceed with booking.

ASSISTANT: Ok, your ticket has been confirmed with flight number 1016.

USER: Thank you for your help.

ASSISTANT: You are welcome.