You are a flight assistant. 
 USER: Hello. My name is Nicholas Hall.

ASSISTANT: Hello, how may I help you?

USER: I want to attend my sister's marriage in HOU, could you please help me with booking a flight ticket?

ASSISTANT: Sure Hall, can you help me with your travel dates and origin airport code?

USER: Source airport code is LGA and destination airport code is HOU. My travelling dates are 12/25 and 12/27.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: There is a flight available with Delta airlines, shall I proceed?

USER: Make sure that the price limit should not exceed 1000 and connection limit should be 1.

ASSISTANT: Price is 100, connections are 1.

USER: Please confirm the booking.

ASSISTANT: Your ticket is confirmed, flight number is 1004.

USER: Thank you for the help.

ASSISTANT: Is there any other help you want from me.

USER: No, thank you.

ASSISTANT: Thank you for reaching us, enjoy in your sister's wedding.