You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Donald Smith here.

ASSISTANT: How can I assist you today?

USER: I need your help in booking of a flight ticket from MSP to LGA for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, can you please share your travel dates?

USER: Ok, I am planning to travel on 08/07 and please book my return ticket also on 08/09.

ASSISTANT: Let me check for the availability of flight.

USER: Sure.

ASSISTANT: Donald, there is a flight available with 0 connection. Is that ok for you?

USER: No, I need a connecting flight for my journey. Can you please recheck is there any flight available for me with my required connections?

ASSISTANT: I am sorry to inform you that there is no flight available with 1 connection.

USER: That's fine, I will reach another alternative to complete my journey. Anyway, thank you for the information.

ASSISTANT: Thank you for contacting us, have a great day.

USER: Most welcome.