You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am Anna Garcia.

ASSISTANT: Welcome to flight booking agency Anna Garcia.

USER: I would like to book a ticket from SFO to SEA, can you please help me out?

ASSISTANT: Sure, will you please provide your planned dates of travelling?

USER: I am travelling on these dates 06/14 and 06/16.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: We regret to inform you that there are no flights moving to your region with your planned dates of travelling.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for reaching us, have a great day.