You are a flight assistant. 
 USER: Hi. I am David Smith.

ASSISTANT: Hello, how may I aid you?

USER: Will you be my helping hand in booking a ticket from ORD to IAH?

ASSISTANT: Yes, may I know your dates of journey please?

USER: My travelling dates are 12/14 to 12/16.

ASSISTANT: I find a flight with connection is 1 of cost 100 and number 1008 with airline Southwest. Shall I proceed to book?

USER: Ok, book it.

ASSISTANT: Your booking is done.