You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you aid me to book a flight ticket from IAD to LGA?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My trip dates are Apr 24 and Apr 26 respectively.

ASSISTANT: Do you have any other preferences?

USER: I prefer for single connecting flight.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: Please book the ticket in the name of Nicole Parker.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for contacting us.