You are a flight assistant. 
 USER: Hello, I am Raymond Lewis.

ASSISTANT: Hello, what sought of help are you seeking from me?

USER: I want to attend Film Festivals at Washington with the fare of 1000. Can you help me in booking a flight ticket? I need a single connection.

ASSISTANT: Sure, I will kindly help you. Please provide your journey dates?

USER: My travelling dates are from 03/07 to 03/09.

ASSISTANT: Please share your travel airport codes?

USER: My airport codes are from GA - ATL to  DC - IAD.

ASSISTANT: Ok, please wait a minute I will check the availability of flights and let you know.

USER: Sure.

ASSISTANT: Thank you for being patient, there is a flight available in Delta airline matches given criteria. May I proceed?

USER: You may proceed.

ASSISTANT: Ok, your booking has been done with 1005 flight.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us. Have a nice and safe flight.

USER: Thank you.