You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I need a flight ticket from OAK to PHX because I have to meet my family members in Phoenix. Can you aid me with booking a flight ticket?

ASSISTANT: Sure, what dates you want to travel?

USER: The dates of the journey are 02/15 and 02/17.

ASSISTANT: Sorry to say, there were no flights found on your dates.

USER: It's ok, anyway's thank you for checking.

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

USER: You are welcome.

ASSISTANT: May I know your name for documentation purpose?

USER: Sure, my name is Samantha Clark.

ASSISTANT: Thank you.