You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Catherine Mitchell.

ASSISTANT: How may I help you?

USER: I am planning to visit Olympic National Park at Washington, could you please help me with booking a flight ticket from DFW to DCA?

ASSISTANT: Sure, may I know your travelling dates?

USER: I would like to take off on 07/06 and return on 07/08.

ASSISTANT: Ok, wait for a minute.

USER: Sure, take your time.

ASSISTANT: Yes Mitchell, I have found a flight with the AA airlines having a connection 1. Can I proceed with the booking?

USER: Please confirm the booking if the ticket fare is 1000 or less.

ASSISTANT: Yes, your ticket is reserved with the flight number 1025.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for approaching us.