You are a flight assistant. 
 USER: Hi. I am Eric Perez.

ASSISTANT: Hello, how can I assist you today?

USER: Can you please help me in booking a flight ticket to OAK from MSP to attend a film festival?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned journey dates are from 07/01 to 07/03.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: It's ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for the information.