You are a flight assistant. 
 USER: Hi. I am Susan Smith.

ASSISTANT: Hello. How may I aid you?

USER: I want to go to Seattle next week for my film shooting purpose, can you please book a flight ticket for me?

ASSISTANT: Sure. Let me know your airport codes please?

USER: I will start from IAD to SEA.

ASSISTANT: Ok, now please share your travel dates?

USER: My journey dates are 10/21 to 10/23.

ASSISTANT: Thanks for your patience. I have found Delta airlines which flies with one connection. Can I book it?

USER: You can book it.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1014.

USER: Thank you for booking.

ASSISTANT: Thank you.