You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: This is Anthony Harris. There is a public meeting in MSP, can you please book a ticket from MSP?

ASSISTANT: Can you please provide me your travelling dates?

USER: My dates of travelling is from 11/19 to 11/21.

ASSISTANT: Sorry Harris, no flight is available for you.

USER: That's ok. Thank you for your help.

ASSISTANT: Welcome, have a safe journey.