You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I serve you?

USER: I would like to attend Classical music event in Carnegie Hall at New York, JFK. can you help me in booking a flight ticket with a connecting flight?

ASSISTANT: Sure, may I know when you are  willing to travel?

USER: I am willing to travel on 06/11 and return on 06/13.

ASSISTANT: Could you please mention your price limit?

USER: I can afford upto 5000 for a ticket.

ASSISTANT: Kindly mention your airport codes for booking?

USER: Source is from Washington, IAD.

ASSISTANT: May I know your name?

USER: My name is Ruth Anderson.

ASSISTANT: There is a Spirit 1019 airline with fare of 200 which matches your travelling dates. Shall I proceed with booking?

USER: Please go ahead.

ASSISTANT: Your booking has been confirmed on name of Ruth Anderson.

USER: Thank you for your kind response.

ASSISTANT: Thank you for approaching us.