You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: This is Virginia Davis, can you please reserve me a flight ticket from OAK to PHX?

ASSISTANT:  Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know on which dates you want to travel?

USER: My travelling dates are 10/25 and 10/27.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry we didn't find any flight with your details.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for opting us, have a nice day.