You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Steven Walker.

ASSISTANT: What kind of help are you expecting from my side?

USER: I would like to visit Houston HOU from ORD to meet my family members on this festival.

ASSISTANT: Sure, can you please let me know the preferable dates you are interested to travel?

USER: As I have only limited leaves grated for me, I would like to travel from 12/15 to 12/17.

ASSISTANT: Ok, hold on for a moment while I check for any available flights.

USER: Ok, take your own time.

ASSISTANT: I am happy to inform you that I found a flight 1003 matching with your preferences, can I proceed with the booking?

USER: Yes, you can proceed with the booking.

ASSISTANT: Your ticket is booked with AA airlines.

USER: Thank you, I appreciate your work.

ASSISTANT: Thank you, have a safe flight.