You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Linda Evans.

ASSISTANT: How can I assist you?

USER: I am planning to book a ticket from PHX to OAK. Can you please help me out?

ASSISTANT: Sure I am here to help you, please share your trip dates.

USER: I would like to travel on Feb 07 and return back on Feb 09.

ASSISTANT: Do you need any specifications?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Sorry to inform you, there is no flights found under your criteria.

USER: That's fine,thank you for your service.

ASSISTANT: Thank you for opting us.