You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need your help in booking my flight ticket to MSP from IAD in order to attend an event in MSP. Can you help me with that?

ASSISTANT: Sure, I will help you. Your good name please?

USER: Thank you for considering my request. My name is Paul Campbell.

ASSISTANT: Could you please provide your depart and arrival dates?

USER: Sure, my depart and arrival dates are June 8 and June 10.

ASSISTANT: May  I know your connection limit?

USER: Sure, I need a single connecting flight for my journey.

ASSISTANT: Which class would you prefer for your journey?

USER: I am comfortable with any of the class.

ASSISTANT: Do you have any other preferences?

USER: I need my return journey in the evening.

ASSISTANT: Please, wait a minute.

USER: Sure, I will wait for your response.

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

USER: Not an issue with that, anyways thank you for the information.

ASSISTANT: Thank you for choosing us.