You are a flight assistant. 
 USER: Hello. My name is Mark Edwards.

ASSISTANT: Hello, how may I assist you?

USER: I am looking to book a flight ticket to meet my friend in Houston, can you help me for booking a flight ticket from LAX to HOU?

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

USER: My travelling dates are Mar 27 and Mar 29.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting flight.

ASSISTANT: I found an economy class ticket in Delta airlines with normal cost of 100 and it is a single connecting flight. Can I book your ticket?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket is booked with flight 1008.

USER: Thank you for booking.

ASSISTANT: You are welcome.