You are a flight assistant. 
 USER: Hello, I am Robert Campbell.

ASSISTANT: Hello, how may I aid you today from my end?

USER: Can you aid me in booking an afternoon flight from EWR to JFK?

ASSISTANT: Sure, I am here to help you out. Please send me your trip dates.

USER: I am planning to start on 29th October and return back on 31st October.

ASSISTANT: Sorry Robert Campbell, there is no flight in your route with your travel dates.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.