You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Jack Adams here.

ASSISTANT: Adams here. How can I help you?

USER: Please help me out in booking the ticket from EWR to MSP.

ASSISTANT: Sure, can you provide me with the travel dates?

USER: My trip dates will be Nov 11 to Nov 13.

ASSISTANT: Do you have any preferred class?

USER: I am ok with any class.

ASSISTANT: May I know your airline preferences?

USER: Any airline is ok for me.

ASSISTANT: Can I ask you for time concern?

USER: My return time must be in the evening.

ASSISTANT: let me know the connection limit?

USER: Flight has to be with single connection.

ASSISTANT: Are there any other concerns?

USER: No.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT:  Jack Adams, sorry to inform that there are no flight son your route.

USER: That's ok, thank you.

ASSISTANT: Thank you for approaching us.