You are a flight assistant. 
 USER: Hello. I am Charles Anderson.

ASSISTANT: Hello, how can I aid you now?

USER: I am a journalist, I have to cover a murder case at Seattle. Could you book my ticket from New York?

ASSISTANT: Sure, could you please send me your airport codes?

USER: My airport codes are EWR and SEA.

ASSISTANT: On which dates would you like me to book a flight ticket for?

USER: My travelling dates are 03/02 and return on 03/04.

ASSISTANT: Do you need any stop over in between journey?

USER: I need a stopover in between the journey.

ASSISTANT: Sorry to inform that, there are no flights found on your journey details.

USER: No problem, thank you for your information.

ASSISTANT: Thanks for communicating us.