You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

USER: I am Melissa Phillips. I am planning to travel from LGA to ATL, help me in booking a flight?

ASSISTANT: When you are willing to travel?

USER: My travelling dates are 10/02 to 10/04.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Sorry, we found no flights on your given dates.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.