You are a flight assistant. 
 USER: Hello, I am Alexander Adams.

ASSISTANT: Hello, how may I assist you now?

USER: Could you please help me in finding a cheaper flight within price 200?

ASSISTANT: Sure, please share me your airport codes?

USER: I would start from JFK and reach ORD.

ASSISTANT: May I know your planned journey dates?

USER: I need a to reach my destination by Sept 15 and will come back on 17th.

ASSISTANT: Please mention your connection limit?

USER: I need a single lay by.

ASSISTANT: Thank you for the details, I found a connecting flight 1004 of airline Frontier and fare is 100. Shall I proceed with booking?

USER: Fine, please go ahead.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your support.

ASSISTANT: Thank you for visiting us.