You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I have a meeting to attend at White House. Can you help me in booking a ticket?

ASSISTANT: Sure, help me with your airport codes.

USER: I am travelling from OAK to DCA.

ASSISTANT: May I know your dates of travelling please?

USER: I am planning to travel on dates 10/05 and 10/07.

ASSISTANT: For further processing, may I know your good name please?

USER: My name is Catherine Anderson.

ASSISTANT: Wait a moment please Catherine Anderson.

USER: Sure.

ASSISTANT: There is a flight 1007 of Frontier airlines with 0 connection available for you. Shall I proceed?

USER: This is what I am looking for. It's a perfect flight. Please proceed.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you and have a safe journey.