You are a flight assistant. 
 USER: Hi, I am Brenda Baker.

ASSISTANT: Hello. How can I serve you today?

USER: I want to book a flight ticket to Oakland with the price under 200, can you help me with booking a ticket?

ASSISTANT: Sure. May I know your travelling dates?

USER: My travelling dates would be from 09/11 to 09/13.

ASSISTANT: Let me know the airport codes?

USER: My source is AZ-PHX, destination is CA-OAK.

ASSISTANT: There is flight 1019 with Southwest airline and price 100. Shall I proceed?

USER: Yes, Please.

ASSISTANT: Ok, Your ticket is booked with a connecting flight.

USER: Ok, thank you.

ASSISTANT: Thanks for opting us.