You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Ruth Lewis want to visit Washington, can you book a ticket from IAH to DCA?

ASSISTANT: Sure, please share your travel dates.

USER: Sure, my travelling dates will be 07/17 and 07/19.

ASSISTANT: I found a flight 1006 of Hawaiian airlines matches with your preferences, can I proceed?

USER: Yes, proceed with my booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.