You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Nancy Evans. I want to book a ticket from SEA to SFO to attend seminar, can you help me in booking?

ASSISTANT: Sure, can you please share your travel dates?

USER: I am departing on 01/23 and return on 01/25.

ASSISTANT: Let me check for the availability of flight.

USER: Sure, take your time.

ASSISTANT: Nancy, there is a flight available with price 100 and the connection is 1 with Delta airline. Would you like me to proceed with the booking?

USER: Please proceed for booking.

ASSISTANT: Your booking is confirmed with 100 flight number.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a great day.