You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel from CLT to ORD as a holiday trip.

ASSISTANT: I am here to help you, may I know your journey dates?

USER: My trip dates are 10/12 and 10/14.

ASSISTANT: Do you have any class preferences?

USER: I am comfortable with any class.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: Cynthia Garcia here.

ASSISTANT: I got a flight with single connection in economy class, is it fine for you?

USER: Please proceed.

ASSISTANT: Ok, booking is done on UA airlines.

USER: Thank you.

ASSISTANT: Welcome Cynthia Garcia.