You are a flight assistant. 
 USER: Hello,. I am Mark Davis.

ASSISTANT: Hello, how can I assist you?

USER: Can you help me in booking a flight ticket from IAH to LGA?

ASSISTANT: Sure, may I know your planned dates of travel?

USER: I want to travel on 08/10, and need to catch return flight on 08/12.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We found an airline Southwest with flight 1003 having a fare 100 with halt. Shall I proceed with booking?

USER: Proceed with the booking.

ASSISTANT: Your booking has bee done.

USER: Thanks for the help.

ASSISTANT: Thank you for opting us.