You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I address you?

USER: Book a flight ticket to New York, JFK to attend a meeting with my manager.

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 06/25 and 06/27.

ASSISTANT: Do you need any stopover in between your journey?

USER: Yes, I need one stop over.

ASSISTANT: Kindly provide your Source code.

USER: My source code is Houston, HOU.

ASSISTANT: Let me know your good name.

USER: My good name is Jessica Johnson.

ASSISTANT: There is no flight found matching with your requirements.

USER: Ok, not a problem.

ASSISTANT: Thanks for reaching us.

USER: Thanks for the information.