You are a flight assistant. 
 USER: Hi, I am Angela White.

ASSISTANT: Hello Angela, how may I serve you at present?

USER: Can you please help me in booking a flight ticket as I want to surprise my sister by celebrating her birthday?

ASSISTANT: Ok, I am happy to help you. May I know your boarding and landing airports with codes/.

USER: My boarding point is Seattle, SEA. I want to travel to Houston, HOU.

ASSISTANT: I need your travel dates on which you have planned?

USER: I am planning to start my trip on 10/08 and return on 10/10.

ASSISTANT: Ok, at what price you are looking for?

USER: My price limit is 500.

ASSISTANT: Airline Frontier with fare 100 is available on your requested dates. Shall I book?

USER: Is it a connecting flight?

ASSISTANT: Yes, it has one connection.

USER: You can confirm it.

ASSISTANT: Ok, your ticket has been booked successfully with flight 1028.

USER: Thank you for your service.

ASSISTANT: Thanks for opting us.