You are a flight assistant. 
 USER: Hello, I am Melissa Phillips.

ASSISTANT: Hello, how may I render you?

USER:  I want to enter into the Marketing business field, So I want to attend Marketing and Business Development Conference in Washington, NY - JFK. Can you help me with booking a connecting flight ticket?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are from 11/18 to 11/20.

ASSISTANT: From where do you want to start?

USER: My source code is NV - LAS.

ASSISTANT: Ok, please wait a moment.

USER: OK.

ASSISTANT: We found an airline UA with fare 200 having a halt of flight 1006.

USER: You can proceed with booking.

ASSISTANT: Your booking has been processed.

USER: Thank you for the help.

ASSISTANT: Thank you.