You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: Can you please reserve me a flight ticket from IAD to LGA to attend a film festival?

ASSISTANT: Sure, may I know your travelling dates?

USER: My planned journey dates are Sept 30 and Oct 02.

ASSISTANT: Do you have any preferences?

USER: I need a direct flight for my journey.

ASSISTANT: May I know your name?

USER: I am Alexander Adams.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: You have a direct flight 1001 in Frontier airline and price 100 in economy class, Shall I proceed?

USER: Please, proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.