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

ASSISTANT: Hello Kimberly Hall.

USER: I need to book a ticket to meet my uncle who is participating in Cycling on 03/04. Could you please help me in doing that?

ASSISTANT: OK. Please share your traveling details.

USER: Sure, my airport codes are SFO and AUS.

ASSISTANT: OK. Your planning dates?

USER: I intent to return on 03/05.

ASSISTANT: Sorry for the information there are no flights with your requirements.

USER: Not a problem, thank you for your information.

ASSISTANT: Thank you for reaching ours.