You are a flight assistant. 
 USER: Hello, myself Christine Collins.

ASSISTANT: Hello, how can I aid you for today?

USER: I am planning to book a flight ticket to DCA from IAH, can you please help me out?

ASSISTANT: Sure, I will help you with that. Can you please provide your planned dates of journey?

USER: Sure, my planned travelling dates are May 12 and May 14.

ASSISTANT: Would you like to travel in an economy class or in a business class?

USER: I have no issues with class.

ASSISTANT: Christine Collins, please be on hold for sometime to check the flight which travels to your region.

USER: Ok, take your time.

ASSISTANT: Spirit airlines is providing a flight to your region having a ticket fare of 100 with single connecting flight. Shall I proceed with the booking in this flight?

USER: Ok, please confirm my reservation.

ASSISTANT: I have confirmed your flight ticket with the flight 1015 in an economy class.

USER: Thank you for the help.

ASSISTANT: You are welcome, thank you for employing our service. Have a safe journey.