You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket to Oakland as I have planned to visit flower festival. Please help me with a ticket within price 500.

ASSISTANT: Sure, we are here to help you. Can you share me your journey codes?

USER: I want to fly from Dc- DCA to CA- OAK.

ASSISTANT: May I know your trip dates?

USER: My travelling dates are from 10/27 to 10/29.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: We found a AA airline with single connection under range of 100 and number 1006. Shall I proceed for booking?

USER: Please go with booking.

ASSISTANT: Your ticket has been confirmed. May I know your name?

USER: I am David Miller.

ASSISTANT: Thanks for connecting us.

USER: Thank you.