You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you with?

USER: Myself Patricia Wilson, please help in booking a ticket.

ASSISTANT: Yes sure, may I know your source and destination with dates please?

USER: Yes,they are OAK to DFW and the dates are 11/03 and 11/05 respectively.

ASSISTANT: Thank you, do you have any limits?

USER: My price limit is 1000 and make sure the connection is 0.

ASSISTANT: Sorry, there is no flight based on your details. Thank you, have a nice day.

USER: OK, thank you for your time.