You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Dennis Gonzalez. I planned to attend for a wedding in DCA, can you please help me to book a flight ticket from HOU?

ASSISTANT: Sure, I am happy to aid you in flight ticket booking process. Can you please let me know your preferable travel dates for booking flight ticket?

USER: I prefer to travel on 01/03 and 01/05.

ASSISTANT: There is a connecting flight 1011 of Delta airlines, shall I proceed?

USER: Ok, please confirm my booking.

ASSISTANT: I have confirmed your ticket, have a safe journey.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.