You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Eric Clark.

ASSISTANT: How can I help you at this moment? Glad to meet you Clark.

USER: I am looking to book a flight ticket from IAD to MSP. Can you please assist me?

ASSISTANT: Please provide me your journey dates to search available flight for you.

USER: My travelling dates are 06/29 and 07/01.

ASSISTANT: Sorry for this inconvenience, I could not find any flight with your details.

USER: It's ok, thank you for searching for the flight.

ASSISTANT: It's my pleasure, have a great day ahead.