You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

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

ASSISTANT: Sure, I am happy to help you. Kindly, share your journey dates please.

USER: I am planning to travel on Jan 18 and return back on Jan 20. My depart time is afternoon and return time should be evening.

ASSISTANT: In which class, you prefer to go?

USER: I am ok with any class.

ASSISTANT: Do you have any other specifications?

USER: I am looking for a connecting flight.

ASSISTANT: Wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, no flights were found based on your schedule.

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

ASSISTANT: Thank you for choosing us.