You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me to book a morning flight from PHL?

ASSISTANT: Sure, I will help you. May I know your destination airport code please?

USER: Please book a return ticket from EWR at afternoon flight.

ASSISTANT: Could you please share your planned travel dates?

USER: My planned dates are Oct 14 and 16.

ASSISTANT: Do you have any connection preference?

USER: I prefer connecting flight.

ASSISTANT: May I know your airline preference?

USER: I am fine with any airline.

ASSISTANT: Which class do you prefer for your journey?

USER: I am fine with any class.

ASSISTANT: Can I have your name please to proceed?

USER: My name is Rebecca Jones.

ASSISTANT: Rebecca Jones, no flights has been found on your specifications.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for reaching us, hope you visit us again.