You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Angela Thomas here.

ASSISTANT: How can I aid you?

USER: Reserve a flight ticket that is from PHX to OAK.

ASSISTANT: Sure, may I know your travelling dates?

USER: My travel dates are from 04/17 to 04/19.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: There is a flight with number 1005 in airline Southwest, the fare is 100 with 1 connection.

USER: Sure, you can book this flight ticket.

ASSISTANT: Your ticket is booked.

USER: Ok, thank you.

ASSISTANT: Thank you for opting us.