You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Please book me a ticket from LGA to ORD to meet my family members.

ASSISTANT: Sure, On which dates would you like me to book a flight ticket for you?

USER: I like to travel on Mar 19th and return on Mar 21st.

ASSISTANT: In which class would you like me to book your flight ticket?

USER: Please reserve economy class.

ASSISTANT: Let me know your connection limit?

USER: One connection limit.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: Myself Daniel Nelson.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: We found 1014 Delta airlines with single connection with economy class.

USER: Ok, please book this ticket.

ASSISTANT: Your ticket has been reserved with price 100.

USER: Thank you.

ASSISTANT: Thank you for choosing us.