You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: Myself Kevin Baker, can you help me to book a flight ticket from EWR to PA - PHL?

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

USER: Ok, please book on the dates 12/21 and 12/23 respectively.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: Can you book a direct flight?

ASSISTANT: Sorry, there are no flights found.

USER: That is ok, thank you for assisting me.

ASSISTANT: Thank you for reaching us.