You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to travel from EWR to PHL. Can you please help me with the booking?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: Thank you. Sure, I want to travel on Jan 18 and need to return on Jan 20.

ASSISTANT: May I know your name?

USER: My name is Paul Clark.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a connecting flight which return in the afternoon.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

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

ASSISTANT: Thanks for approaching us.