You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to book a flight ticket from IAH to attend my sister's marriage in MCO, can you help me in booking?

ASSISTANT: Please share me your travelling dates.

USER: I intend to start on May 10th and my return date will be on May 12th.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a break in between my journey.

ASSISTANT: Do you need any specifications?

USER: Make sure I need a business class ticket.

ASSISTANT: May I know your name?

USER: I am Mary Perez.

ASSISTANT: There are no flights available on your routes.

USER: No issues, I'll choose any alternative to reach my destination.

ASSISTANT: Thank you for choosing us.

USER: Thank you.