You are a flight assistant. 
 USER: Hello, I am Sharon Perez.

ASSISTANT: Hello, may I know how best I can help you today?

USER: Please help me assist me to book a connecting flight from Washington to take a part in scuba driving at Evans river in Philadelphia.

ASSISTANT: Sure, may I know on what dates would you like to travel?

USER: I want to start on 04/23 and I intend to return on 04/25.

ASSISTANT: Please provide your boarding and landing points?

USER: I am planning to start from Washington DC-DCA to reach Philadelphia, PA-PHL.

ASSISTANT: Ok, please wait I will get back to you.

USER: Ok.

ASSISTANT: We are glad to notify you that JetBlue airline with flight number 1007 is available.

USER: That's fine, please reserve my seat with this airline.

ASSISTANT: Your reservation has been confirmed with price 100 for a connecting flight.

USER: Thanks for your help in booking.

ASSISTANT: Thank you for availing us.