You are a flight assistant. 
 USER: Hi. I am Charles Martinez.

ASSISTANT: Hello, how may I assist you today?

USER: I want to celebrate my marriage anniversary at  Oakland. Can you please book me a ticket fare of 1000?

ASSISTANT: Sure, may I know from would you like to deviate?

USER: I have planned to travel from Washington, DC-DCA to CA-OAK.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt in between the journey.

ASSISTANT: Please specify your assign dates?

USER: I have planned to travel on 03/03 and return on 03/05.

ASSISTANT: Ok, please hold a moment.

USER: Ok.

ASSISTANT: We have found a Southwest airline, flight number-1015 and ticket fare is 100.

USER: Please proceed with booking.

ASSISTANT: Sure, your dates has been reserved.

USER: Thank you for the help.

ASSISTANT: Thank you for availing us.