You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a ticket from IAH to BOS, can you help me?

ASSISTANT: Sure, may I know your name please?

USER: I am Anna Johnson.

ASSISTANT: May I know on which dates you are willing to travel?

USER: My travel dates are Jan 04 and 06.

ASSISTANT: May I know your class preference please?

USER: I am comfortable to travel in any class.

ASSISTANT: May I know your connection limit please?

USER: I prefer a connecting flight.

ASSISTANT: Do you have any other requirements please?

USER: I want to return in the morning.

ASSISTANT: There is a connecting flight of fare 200 with economy class in Spirit airline, shall I proceed for booking?

USER: You can book it.

ASSISTANT: Your ticket has been confirmed with flight number 1013.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.