You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Kenneth Lopez. Can you help me booking a flight ticket from MSP to BOS?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: When would you like me to book your flight ticket?

USER: I will start on 08/22 and return on 08/24.

ASSISTANT: Let me know your connection limit.

USER: I am comfortable with any flight.

ASSISTANT: Which class would you prefer for your journey?

USER: I am looking for a economy class.

ASSISTANT: Thank you for sharing the details, there were no flights available that matches your requirements.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for availing us.