You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Ronald Brown here. I want to book a flight from LGA - IAH, can you help me?

ASSISTANT: Can I know your desired travel dates please?

USER: I will be travelling for my journey on the dates from 07/19 to 07/21.

ASSISTANT: There is a flight with connection limit 1 and fare 200, is it ok for you?

USER: Ok, you may book the ticket.

ASSISTANT: Ticket is booked, flight number 1011.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.