You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me in booking a flight ticket from LAS to MSP?

ASSISTANT: Sure, when are you planning to travel?

USER: My travel dates are from June 24th to June 26th.

ASSISTANT: May I know your name please?

USER: I am Jack Wright.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: Sorry, no flights found in your desired routes.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.