You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Mary Miller.

ASSISTANT: Ok.

USER: I want to book a flight ticket to attend a food fest at TX-AUS from CA-OAK . Can you help me?

ASSISTANT: Sure, may I know your travelling dates?

USER: 11/04 and 11/06 are my travelling dates.

ASSISTANT: May I know your price limit?

USER: 1000 is my price.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry, no flights found on your requested dates.

USER: No issue.

ASSISTANT: Thank you for approaching us.

USER: Thank you.