You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I am Rebecca Wright. I want to meet my client at New York, can you please help me to book my flight ticket from MSP to EWR?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I want to depart in the evening on Sept 10th and please book my return ticket on Sept 12th.

ASSISTANT: Do you have any specifications?

USER: I prefer for a single connection flight.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. There is no flights found under your preferable details.

USER: Sad to hear that. Anyway, thank you for checking.

ASSISTANT: Welcome, have a great day.