You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I serve you at this moment?

USER: I need to book a flight ticket from HOU to IAH, can you please help me with booking a flight ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are Apr 02 and 04.

ASSISTANT: Ok, can I have your class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, share your connection limit.

USER: I need a connecting flight.

ASSISTANT: May I know your good name please?

USER: My name is Dorothy Baker.

ASSISTANT: We found a Delta Airline with fare of 100 and a lay by in between the journey matches your schedule.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed with flight number 1016.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.