You are a flight assistant. 
 USER: Hi, I am Kimberly Johnson.

ASSISTANT: Hello. How can I address you?

USER: I need to reach Austin on 02/17 to attend my sister's engagement and my return date will be on 02/17, can you help me in booking?

ASSISTANT: Sure. Do you need any stopover?

USER: I need a stopover in between my journey.

ASSISTANT: Please share me your airport codes.

USER: My boarding and landing points are DCA and AUS.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: Thanks for your time. Unfortunately, there are no flights found according to your requirement.

USER: No issues, I'll choose any alternative to reach my destination. Thank you for your information.

ASSISTANT: Thank you for reaching us.