You are a flight assistant. 
 USER: Hi. I am Ashley Lewis.

ASSISTANT: Hello, how can I be your helping hand?

USER:   I would like to attend for prayers in The National Presbyterian Church at Washington, DCA.

ASSISTANT: Ok.

USER: Can you help me in booking a flight ticket on 04/29?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know, when you are planning to catch the return flight?

USER: I intend to return on 05/01.

ASSISTANT: Let me know, from where would you like to board?

USER: New York, JFK is my take off airport code.

ASSISTANT: Do you have any requirements?

USER: Price should not exceed 500.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for being patience, there is a flight available in JetBlue airline, flight number 1011 having fare 100 and a lay by. Can I proceed to book?

USER: Please, confirm my reservation with this flight.

ASSISTANT: Your reservation has been processed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.