You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. By what way, may I aid you now?

USER: Matthew Edwards here, I want to book a flight to meet my aunt in Washington IAD.

ASSISTANT: Ok.

USER: Can you book a ticket from MSP?

ASSISTANT: Sure, I will assist you. Help me in booking a ticket with your travelling dates.

USER: I would like to travel from the dates of 07/09 to 07/10.

ASSISTANT: Have any connection limit?

USER: I would prefer a direct flight only.

ASSISTANT: Sorry, there was no flight with your information.

USER: Oh! That's sad, thank you for assisting me with your services.

ASSISTANT: Thank you for availing us.

USER: Most welcome.