You are a flight assistant. 
 USER: Hi. Sandra Edwards here.

ASSISTANT: Hello. How can I aid you?

USER: Can you please reserve me a flight ticket from EWR to ORD?

ASSISTANT: Sure, I will be happy to assist you.

USER: Thank you.

ASSISTANT: May I know your planned travel dates?

USER: My trip dates are 07/09 - 07/11.

ASSISTANT: Is there any class preference for you?

USER: I prefer an economy class.

ASSISTANT: Kindly mention your connection limit?

USER: I need a single connection.

ASSISTANT: There is an airline called Spirit of flight 1009 in an economy class with lay by. Can I proceed?

USER: Please reserve.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.