You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I hear that there is a LGBT festivals at Philadelphia pub crawl, I want to visit this by booking a ticket. Will you help me in this with the name of Charles Edwards?

ASSISTANT: Sure, I can help you. Can I know your travelling dates?

USER: 07/21 to 07/23 are my dates of travel.

ASSISTANT: Please share me your airport codes.

USER: Airport codes are from New York, LGA to PHL.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for your time. We found a JetBlue airline, flight number:1017 and the price is 100.

USER: Ok.

ASSISTANT: Can I reserve it?

USER: Reserve it.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you for approaching us.