You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Please reserve me a flight ticket from EWR to IAD.

ASSISTANT: Sure, On which dates would you like me to book a flight ticket for you?

USER: My travel dates are May 17 and May 19.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: Robert Jackson.

ASSISTANT:  In which class would you like me to book your flight ticket?

USER: I am comfortable with any class.

ASSISTANT: Let me know your connection limit?

USER: I prefer connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT:  Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: We found 1027 Southwest airlines with single connection with economy class. Shall I proceed with the booking?

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Your ticket has been reserved with fare 100.

USER: Thank you.

ASSISTANT: Thank you for choosing us.