You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Can you reserve me a flight ticket to reach Washington, from my hometown?

ASSISTANT: Sure, may I know your travelling dates?

USER: Thank you, I want to start on 08/15 and return on 08/17.

ASSISTANT: Let me know your airport codes?

USER: Airport codes are CA - SFO and DC - IAD, Washington.

ASSISTANT: Please wait for a moment.

USER: Sure, make it in your possible time.

ASSISTANT: There is a connecting flight 1025 of AA airlines, shall I proceed?

USER: Ok, Proceed now.

ASSISTANT: I need your name to proceed, can you help me out?

USER: I am Jacob Scott, from San Francisco.

ASSISTANT: Your booking is done, have a nice day.

USER: Thanks for being my helping hand.

ASSISTANT: Welcome.