You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: I want to meet my twin sister to celebrate our birthday, could you book my ticket from EWR to HOU?

ASSISTANT: Sure, May I know your travelling dates?

USER: My itinerary dates are Sept 9 and 11.

ASSISTANT: Do you have any connection limit?

USER: I prefer single stopover in my journey.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Stephanie Carter here.

ASSISTANT: You have a connecting flight 1011 in Spirit airlines and 100, Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.