You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Could you please make me a plane reservation from EWR to MSP?

ASSISTANT: Can I know your journey dates?

USER: I will leave on Aug 17th and return on Aug 19th.

ASSISTANT: May I know your name?

USER: I am Jeffrey Martinez.

ASSISTANT: Do you have any other preferences?

USER: I am looking for a direct flight.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: Sorry, there are no flights available on your travelling dates.

USER: That's alright, thanks for your assistance.

ASSISTANT: Thank you for reaching us.