You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you.

USER: I am Kenneth Lopez, want to travel from HOU to DCA.

ASSISTANT: Can you tell me your trip dates?

USER: Sure, my trip dates are from 10/01 to 10/03.

ASSISTANT: There is a flight which can travel to your region having a ticket fare of 100 which is provided by Delta airlines. Would you like to book this flight for your journey?

USER: You can process.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Welcome.