You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Please book a flight ticket from CLT to IAH.

ASSISTANT: Sure, may I know your travel dates?

USER: Mar, 26 and Mar, 28 are my planned travel dates.

ASSISTANT: May I know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Do you have any connection limit?

USER: I need single connection.

ASSISTANT: Do you have any more specifications?

USER: No.

ASSISTANT: Let me know your name to proceed.

USER: Michelle Young here.

ASSISTANT: JetBlue airlines is providing you the connecting flight in economy class, shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with flight 1000.

USER: Thank you.

ASSISTANT: My pleasure.