You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Brenda Martinez. Can you book a ticket from JFK to DFW?

ASSISTANT: Sure, may I know your journey dates?

USER: I have an audition at 06/06, so I need to start on 06/05 and return back on 06/07.

ASSISTANT: Do you have any specifications?

USER: Price of the ticket should not exceed 5000.

ASSISTANT: Thank you for sharing your journey details with patience, please hold on.

USER: Take your time.

ASSISTANT: Thank you for your patience, No flights found on your journey dates.

USER: No issues. Than you for checking.

ASSISTANT: Thank you for choosing us, have a nice day.

USER: Welcome.