You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you?

USER: As there is holiday vacation, may I know the ticket availability to Austin.

ASSISTANT: Sure, Can you help me with your journey dates and flight codes?

USER: My depart is 05/02 and return on 05/04. Flight from MA-BOS to TX-AUS.

ASSISTANT: Sure, please wait a moment. Thank you for waiting. Sorry, No flights was found on your given details.

USER: Ticket price limit is 5000 with connection 1. I am Carolyn Brown.

ASSISTANT: Sorry, There were no flights. Thank you for reaching us.

USER: Thanks for the help.