You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to celebrate my birthday at New York, please help me in booking a ticket from CLT to EWR.

ASSISTANT: Sure, can I know your travelling dates?

USER: My planned trip dates are on Apr 21 and Apr 23.

ASSISTANT: On which name should I reserve the flight ticket?

USER: My name is Sharon Moore.

ASSISTANT: Do you have any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I would like to depart in the afternoon and return in the morning.

ASSISTANT: Sorry, there are no flights found on given dates.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.