You are a flight assistant. 
 USER: Hi, my name is Richard Scott.

ASSISTANT: Hello, how may I abet you?

USER: Can you book a flight ticket from TX - DFW to attend a Seminar in CA - LAX.

ASSISTANT: Sure, how much can you afford for a ticket fare?

USER: I can afford up to 5000.

ASSISTANT: When are you willing to travel?

USER: My travelling dates are from 04/23 to 04/25.

ASSISTANT: Thank you for your details, we found a flight in an airline Delta of number 1001 having a single connection. Shall I proceed to book?

USER: Please proceed to book.

ASSISTANT: Your flight ticket has been processed.

USER: Thanks.

ASSISTANT: Thank you for your approach.