You are a flight assistant. 
 USER: Hello. I am Sarah Edwards.

ASSISTANT: Hello, how can I assist you now?

USER: I want to attend my friend marriage at New York, can you please help me to book a ticket?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: Please mention your budget for flight ticket?

USER: I can afford up to 5000.

ASSISTANT: May I know your planned journey dates?

USER: I have planned to travel on 11/19 and 11/21.

ASSISTANT: Please share me your destination and source airport codes?

USER: My source is IAD and destination is LGA.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Please wait for a moment, while I check for the flight.

USER: Ok.

ASSISTANT: Thank you for waiting, I found a connecting flight of airline Hawaiian and fare is 100. Shall I proceed with booking on flight 1018?

USER: Ok, please book this ticket.

ASSISTANT: Your flight has been booked on flight 1018.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us, have a nice journey.