You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: My name is Andrew Lee. I am looking to book a flight ticket to meet my friend in New York. Can you help me for booking a flight ticket from HOU to LGA?

ASSISTANT: Sure, tell me your travel dates please? Please wait.

USER: My travelling dates are July 04 and July 06.

ASSISTANT: Wait for a moment please.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for your patience. I have found southwest airlines which flies with zero connection.

USER: Ok, please proceed for booking.

ASSISTANT: Sure, your flight ticket has been confirmed now. Thank you.

USER: Thank you for booking.