You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me to book a plane to visit Seattle from ATL?

ASSISTANT: Sure, I am here to help you out. May I know your name please?

USER: Sure, my name is Larry Evans.

ASSISTANT: When you are planning your travel dates?

USER: I am planning to start on Apr 15th and return on Apr 17th.

ASSISTANT: Can you please share your destination airport code?

USER: Sure, It is SEA.

ASSISTANT: Is there any connection preference?

USER: Yes, I prefer a single connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: United airlines is providing connecting flight for you with the fare of 100 in economy class, shall I proceed with the booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket is booked with the flight-1007.

USER: Thank you.

ASSISTANT: Thank you for choosing us.