You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I'm Charles Williams. I am planning to attend a convocation meeting at IAD, can you please help me with booking a flight ticket from HOU?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, my departure date is on 07/04 and the return date is on 07/06.

ASSISTANT: I found a flight with spirit airlines, ticket price is 100 with connection 1, shall I proceed with the booking?

USER: Yes, please proceed with booking.

ASSISTANT: Your booking is confirmed, flight number is 1003.

USER: I appreciate your help, thank you.

ASSISTANT: You are welcome.