You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Please help me to book a flight ticket from OAK to PHX.

ASSISTANT: Sure, may I know your planned travel dates?

USER: My journey dates are from Mar, 19 to Mar, 21.

ASSISTANT: Do you have any limits on number of connections?

USER: I need a  single connecting flight.

ASSISTANT: Do you have any another specifications on your journey?

USER: No.

ASSISTANT: May I know your name for the booking process?

USER: John Thompson.

ASSISTANT: United Airlines providing a flight with the price 200 with single connection. Can I proceed for the booking?

USER: Please proceed.

ASSISTANT: Your flight ticket reservation done with the flight number 1014.

USER: Thank you for booking.

ASSISTANT: Welcome, thank you for reaching us.