You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

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

ASSISTANT: Yes, can you tell me your dates of travel?

USER: I am planning to travel on May 30 and return back on June 01.

ASSISTANT: Do you have any other specifications?

USER: I am looking for a connecting flight.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

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

ASSISTANT: Can I know your name?

USER: My name is Timothy Phillips.

ASSISTANT: Thank you for reaching us.