You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Samuel Thomas.

ASSISTANT: How can I assist you?

USER: I want to travel from BOS to MSP. Can you help me in booking a flight ticket?

ASSISTANT: Sure, can I know the travel dates please?

USER: I want to travel in the flight on July 25 and July 27.

ASSISTANT: Could you please provide the departure and return time?

USER: I want to depart in morning time.

ASSISTANT: May I know the connection limit please?

USER: I want to have a connection of 1.

ASSISTANT: Do you have any requirements?

USER: I want to prefer normal-cost airline.

ASSISTANT: Ok, wait a moment please.

USER: Ok, take your own time.

ASSISTANT: Sorry, there are no flights available as per your request.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: Thank you for approaching us.