You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jessica Adams.

ASSISTANT: What can I do for you?

USER: Can you help me in booking a ticket to New York?

ASSISTANT: May I know your airport codes please?

USER: I am departing from Phoenix PHX airport and destination airport is New York EWR.

ASSISTANT: May I know your journey dates?

USER: My departing date is on 03/06 and return on 03/08.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Adams, no flights have been found on your requested dates.

USER: That's ok, thanks for your information.

ASSISTANT: Thank you for choosing us.