You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Gregory Nelson here.

ASSISTANT: How can I assist you?

USER: I would like to meet my family after a long gap at Phoenix, please help me in booking a ticket from SFO to PHX.

ASSISTANT: Sure, may I know your journey dates please?

USER: My journey dates are 08/29 and 08/31.

ASSISTANT: Please wait for a minute.

USER: Sure, take your time.

ASSISTANT: I found a flight in UA airlines with price 100. Shall I book the ticket for you?

USER: Ok, please book the ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1007.

USER: Thank you for our response.

ASSISTANT: Thank you for reaching us.