You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to book a ticket from EWR to PHL, can you help me?

ASSISTANT: Sure, may I know your name please?

USER: I am Anthony Davis.

ASSISTANT: Can you please share your travelling dates?

USER: My travel dates are May 25 and 27.

ASSISTANT: Is there any connection preference?

USER: I prefer a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I want to return in the afternoon.

ASSISTANT: Anthony Davis, there are no flights available in your route.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for reaching us.