You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Myself Christine Walker from Washington. I have to go to Houston next week for my business meeting purpose. Can you please help me in flight ticket booking process?

ASSISTANT: Sure, we are here to help you.

USER: Thank you for your positive response.

ASSISTANT: Can you share me your travelling dates?

USER: I want to take off on 12/07 and please confirm my return ticket also on 12/09.

ASSISTANT: May I know your airport codes?

USER: I would like to fly from IAD and destination airport is HOU.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: We found Frontier airline with connecting flight and number 1011 fare of 200. Shall I confirm it?

USER: Please confirm this flight ticket for me.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thanks for approaching us.