You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Jeffrey Smith from Washington. I have planned an event in Phoenix with my friends so please help me with flight ticket booking from Washington.

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Can you please share your preferable journey dates?

USER: Sure, I have planned my travel dates as 02/23 and 02/25.

ASSISTANT: May I know your source and destination airport codes?

USER: Sure, I would like to travel from DCA to PHX as these are very much near to my locations.

ASSISTANT: Please wait for a minute.

USER: Sure, take your time.

ASSISTANT: I found a ticket for you with price of 200, flight number is 1021 and connection is 1.

USER: That is ok, please proceed with booking.

ASSISTANT: Is it ok for you?

USER: Ok, please proceed.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.