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

ASSISTANT: Hello, how can I serve you today?

USER: I need to book a ticket to meet my sister who was recently blessed with a twin babies. Could you please help me in doing that?

ASSISTANT: Sure, may I know your airport codes?

USER: My airport codes are DFW and AUS.

ASSISTANT: To proceed booking I need your travelling dates.

USER: Sure, my preferable dates are 02/25 and return on 02/27.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is a flight with airline South west and flight number 1010. Price 100. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking a ticket.

ASSISTANT: Thank you.