You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Christopher Martinez. I am planning to book a ticket from LAS to LGA. Can you please help me out to book a ticket for me?

ASSISTANT: May I know your desired travel dates please?

USER: I would like to travel on June 07 and return back on June 09.

ASSISTANT: Please wait a while.

USER: My return time should be afternoon.

ASSISTANT: There is a flight with connection limit 2 and fare 100, shall I proceed for booking?

USER: That's fine, please proceed the booking.

ASSISTANT: Your ticket is booked, flight number 1001.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.