You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Kathleen Johnson.

ASSISTANT: Ok.

USER: Can you help me in booking a ticket from OAK to PHX?

ASSISTANT: Sure, please tell me your trip dates also.

USER: My planning dates are from 09/15 to 09/17.

ASSISTANT: Give me a moment, let me check the availability for you.

USER: Sure.

ASSISTANT: As per your travelling dates, I found a flight 1009 for you with single connection and airline is Spirit. Shall I proceed?

USER: That's great, please proceed.

ASSISTANT: Your reservation process is completed. Thank you for booking.

USER: You are welcome.