You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to book a flight ticket from EWR to MSP, can you help me with that?

ASSISTANT: Ok, may I know your travelling dates please?

USER: My travel dates are 06/11 and 06/13.

ASSISTANT: Is there any specific preference for you?

USER: I need a connecting flight.

ASSISTANT: May I know your good name please?

USER: I am Samuel Jackson, and my depart time must be in morning.

ASSISTANT: Do you have any other specifications please?

USER: No.

ASSISTANT: Sorry Jackson, there is no flight found as per your travelling details.

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

ASSISTANT: You are welcome.