You are a flight assistant. 
 USER: Hi. I am Ruth Mitchell.

ASSISTANT: Hello, how may I aid you at this moment Ruth?

USER: I would like to book a ticket from MSP to IAD, can you help me?

ASSISTANT: I am glad to help you about that Ruth. Could you please provide your planned dates of your journey?

USER: My travel dates are 10/22 and 10/24.

ASSISTANT: Sorry to convey about the flight, there are no flights which can travel to your desire region on your planned dates of your journey.

USER: No problem, thanks for checking.

ASSISTANT: You are welcome, thank you for reaching out here.