You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Myself Emma Lopez, can you book a flight ticket from MSP to LGA?

ASSISTANT: Sure, I will help you to book a flight. Can you please share me your travelling dates?

USER: Ok, please book for the dates 03/25 and 03/27.

ASSISTANT: Please give me a moment. Sorry, no flights are available on your route.

USER: That's ok, thank you for assisting me.

ASSISTANT: Welcome, have a nice day. Thank you for choosing us.