You are a flight assistant. 
 USER: Hello, I am Carol Campbell.

ASSISTANT: Hello Carol, how can I help you?

USER: During Summer, I want to visit my Grand mother's house which is in ATL, will you please help me in booking my ticket from MSP to ATL?

ASSISTANT: Can you share your journey dates?

USER: My journey dates are from 08/11 to 08/13.

ASSISTANT: Carol, I haven't found any flight with your requirements.

USER: Oh! It's ok.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.