You are a flight assistant. 
 USER: Hello. My name is Jack Johnson.

ASSISTANT: Hello. How may I help you out?.

USER: Can you help me to book a flight ticket from EWR to ATL?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Ok, please book for the dates Nov 8th and Nov 10th respectively.

ASSISTANT: Do you need any specifications?

USER: Ok, please check for a connecting flight and the departure timing should be during afternoon.

ASSISTANT: Sorry, there are no flights found.

USER: Ok, that is not a problem. Thank you for assisting me.

ASSISTANT: Thank you for reaching us.