You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I want to book a flight ticket from MSP to IAH, can you help me?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: My travel dates are 12/17 ans 12/19.

ASSISTANT: May I know your name to proceed further?

USER: I am Carolyn Adams.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Here is a connecting flight with one stop over in economy class, can I proceed with it?

USER: My depart time must be in evening.

ASSISTANT: This flight depart in the evening itself.

USER: Ok, proceed then.

ASSISTANT: Your ticket has been booked with 1028 flight in Delta airlines.

USER: Thank you for that.

ASSISTANT: Thank you for reaching us.