You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Donna Phillips want to visit LGA, can you book a ticket from HOU?

ASSISTANT: Could you please share your travelling dates?

USER: Sure, my travelling dates will be 07/16 and 07/18.

ASSISTANT: There is a connected flight in Southwest airlines with the fare 200. Is that ok for you?

USER: Ok, proceed with my booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: Thank you for opting us.