You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you today?

USER: I am Andrew Campbell. I want to book a ticket from JFK to ORD, can you help me?

ASSISTANT: Sure, please share me your trip dates.

USER: My travel dates are 09/17 and 09/19.

ASSISTANT: Do you like to go with a economy class or business class?

USER: I am comfortable with any class.

ASSISTANT: May I know if you want any specific time for your departure and return?

USER: I want to return in the morning.

ASSISTANT: Do you want to travel in connecting flight or direct flight?

USER: I want to travel in connecting flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a Delta airline and 1028 is flight number with a fare of 100. Shall I proceed?

USER: You can book it.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for booking.

ASSISTANT: Thank you for opting us.