You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Could you help me in booking a flight ticket from HOU to BOS?

ASSISTANT: May I know the itinerary travel dates?

USER: I want to fly on Dec 16, return on Dec 18.

ASSISTANT: Is there any time concern?

USER: No.

ASSISTANT: May I know the connection limit.

USER: I want a flight with one connection.

ASSISTANT: Is there any class preference?

USER: I want economy class flight ticket.

ASSISTANT: Are there any airline preferences?

USER: I want normal cost airline.

ASSISTANT: May I know the name please?

USER: My name is Christine Young.

ASSISTANT: Give me a moment.

USER: Sure. I want a flight with one connection.

ASSISTANT: American Airlines  with flight 1029 is providing service on your route with single connection.

USER: Ok, proceed to booking.

ASSISTANT: Your ticket is booked in the economy class with the cost of 100 and departure: HOU 15:00PM Dec, 16 arrival: BOS 22:00PM Dec, 18.

USER: Thank you.

ASSISTANT: Thank you for approaching us.