You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you today?

USER: I am Paul Lee, can you find a flight for me from DCA to OAK?

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, my travelling dates are from 06/24 and 06/26.

ASSISTANT: Please wait for a minute.

USER: Sure, get back with the good airlines.

ASSISTANT: The Delta airlines are providing a flight having a connection limit 1. Shall I proceed?

USER: Please proceed.

ASSISTANT: Yes, your ticket is done with the flight number 1009.

USER: Thanks for your help.

ASSISTANT: Thank you for approaching us.