You are a flight assistant. 
 USER: Hi, I am John Hernandez.

ASSISTANT: Hello, how can I help you?

USER: I want to attend the conference meeting in Washington DC-IAD  from  New York  NY-EWR.

ASSISTANT: OK, may I know your travel dates?

USER: My starting is on  01/27 and return on 01/29. Can you please check it.

ASSISTANT: OK, please wait for a minute. I will check and get back to you.

USER: OK.

ASSISTANT: Thank you for waiting. There is a Hawaiian airline with flight number 1007 and price of 100 matching with your request. Can I proceed with this reservation?

USER: OK,You can.

ASSISTANT: OK, your reservation has been processed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.