You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Donald Perez here.

ASSISTANT: How may I help you?

USER: I want a connecting flight from HOU to SEA. Can you please help me in booking a flight ticket?

ASSISTANT: Please provide your travel dates.

USER: Sure, my preferable travelling dates are from 02/26 to 02/28.

ASSISTANT: Ticket is found with airline Frontier having flight number 1001 and price is 100.

USER: Ok, please proceed with booking.

ASSISTANT: Ticket is booked.

USER: Thank you for your service.

ASSISTANT: Thanks.