You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: My name is Jerry Lewis. I am planning to meet my family friend on his birthday and searching to book a flight ticket from MN- MSP to TX- AUS. Can you help me out?

ASSISTANT: Sure, can you please provide me your journey dates?

USER: Sure. My travelling dates are from 11/02 to 11/04.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting. There are no flights with your requird dates. Thanks for reaching us, have safe day.

USER: It's ok.