You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Emily Jackson want to attend a meeting at Dallas, can you please help me in reservation?

ASSISTANT: Sure, please share your travelling dates.

USER: My travel dates are from 03/01 to 03/03.

ASSISTANT: Can I have your nearby airport codes?

USER: My source is at Washington, DC-DCA and destination is at Dallas, TX-DFW.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: There is a flight available with Delta airline, shall I book it?

USER: Please share the flight details.

ASSISTANT: It is having 1 connection and its cost is 200.

USER: You can proceed.

ASSISTANT: Your booking is done with flight number 1012. Happy journey.

USER: Thank you.

ASSISTANT: Welcome. Thank you for opting us.