You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you today?

USER: Can you please help me with booking a flight ticket from AS to EWR?

ASSISTANT: sure, we are glad to assist you in booking. Can you please share your planned travelling dates to proceed further?

USER: My travelling dates are from June 15-17.

ASSISTANT: May I know your name please?

USER: George Lewis here.

ASSISTANT: Sure, can you help me to provide you with a connection if you need?

USER: I would be comfortable with single stop over.

ASSISTANT: Would you like to avail any benefits for the comfort of your journey?

USER: No, I am comfortable with any flight.

ASSISTANT: Please be on hold for sometime, as I can check a flight for your journey with the best airlines.

USER: Sure.

ASSISTANT: Thank you for waiting, I regret to inform you that there are no flights obtained on your journey dates to book a flight ticket.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for approaching us.