You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Robert Robinson.

ASSISTANT: How can I assist you today?

USER: I have to attend a client meeting, so could you please guide me in flight ticket booking from SEA to IAD locations?

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

USER: Thank you and I would like to departure on 10th May and I will catch the return flight on 12th May.

ASSISTANT: Do you have any class preference?

USER: No.

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

USER: Yes, you can go ahead and confirm my flight ticket booking.

ASSISTANT: Your booking is confirmed with 1018 flight number.

USER: Thank you for your immediate help in my flight ticket booking.

ASSISTANT: You are welcome. Thank you for reaching us.