You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Debra Harris here. Can you please help me in booking a flight ticket from IAD to JFK?

ASSISTANT: Sure, tell me your travel dates please?

USER: Sure, my trip dates dates are from 08/10 to 08/12.

ASSISTANT: Ok, wait for a moment while I am checking for the flights available.

USER: Sure, I will wait for your response.

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

USER: Can you please check out for a direct flight?

ASSISTANT: Sorry presently there is no direct flight.

USER: Ok, please proceed for booking with 1 connection.

ASSISTANT: Sure, I have confirmed your flight ticket with flight number 1018.

USER: Thank you for your service.

ASSISTANT: Thank you.