You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: David Hall here, I am willing to book a flight ticket from JFK - ORD. Can you please aid me about my flight ticket booking?

ASSISTANT: Sure, Can you share your travelling dates?

USER: My travelling dates are 07/30 and 08/01.

ASSISTANT: There is a flight with number 1003 in airline Frontier, the fare is 200 with 1 connection.

USER: You can book it.

ASSISTANT: Your ticket is confirmed, thank you for opting us.

USER: Thank you for booking my flight ticket.