You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Donald Allen. I need to book a flight ticket from Oakland to visit the Heard Museum in Phoenix. Can you please help me in booking?

ASSISTANT: Ok, could you please mention your airport locations?

USER: My airport locations are CA-OAK and AZ-PHX.

ASSISTANT: Do you need any preference connections in between journey?

USER: I need a connecting flight.

ASSISTANT: May I know your budget for ticket?

USER: I can spend up to 200.

ASSISTANT: Ok, Kindly mention your scheduled dates?

USER: My departure date is 10/06 and arrival date is 10/08.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, sorry, we have a direct fight of Delta airline on that route.

USER: Ok, no issue. Thank you for your kind help.

ASSISTANT: Thank you for approaching us, have a great day ahead.