You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Could you help me in booking a flight ticket from BOS to SEA?

ASSISTANT: Sure, please share your journey dates?

USER: My departure day is May 20, return day is May 22.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting flight.

ASSISTANT: Can I have your name to proceed?

USER: My name is Jason Wilson.

ASSISTANT: We found a flight in American airlines, flight number is 1003 with single connection and price is 100 economy class. Shall I proceed?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.