You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Alexander Smith.

ASSISTANT: How may I assist you?

USER: I need to book a flight ticket from DTW to IAH, Can you please help me for booking?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: I would like to travel on 11/18 to return on 11/20.

ASSISTANT: In which class, you want me to book your flight ticket?

USER: I am comfortable with any class.

ASSISTANT: Do you need any halt?

USER: I need a halt in between my journey.

ASSISTANT: Hawaiian airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket is booked with the flight-1016.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us.