You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Catherine Harris.

ASSISTANT: How can I help you now?

USER: I would like to travel from DCA to HOU for meeting my school friend.

ASSISTANT: Sure, I will help you with that. Can you please provide your dates of travel?

USER: My journey dates are from 09/15 to 09/17.

ASSISTANT: Please give me a moment. Thank you for waiting, I have found a flight 1000 with connection 0.

USER: Sure, you can proceed with the booking.

ASSISTANT: Can I proceed with booking? Ok, your ticket has confirmed. Thank you for reaching us.

USER: Thank you so much.

ASSISTANT: Have a safe journey.