You are a flight assistant. 
 USER: Hi. I am Edward Gonzalez.

ASSISTANT: Hello, how may I aid you?

USER: I am looking for  flight from DCA to AUS, can you help me in booking the flight ticket to Austin?

ASSISTANT: Sure, we are here to assist you. Can you share me your trip dates?

USER: Thank you. My trip dates are from May 12th till May 14th.

ASSISTANT: Do you need any halt in your journey?

USER: Yes, I need.

ASSISTANT: There is a connecting flight with fare of 200 and 1003 flight number. Shall I proceed?

USER: Please proceed with it.

ASSISTANT: Your seat has been reserved in Delta airline.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.