You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you?

USER: Please book a ticket from Washington DC-DCA to Houston, TX-IAH.

ASSISTANT:    Sure, may I know when you want to travel?

USER: Travel dates are from 06/28 to 06/30.

ASSISTANT: Ok, may I know how much you can afford for this journey?

USER: Price limit is 5000.

ASSISTANT: Wait a minute please.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a flight with number 1011 and airline Frontier at a price of 100 with 1 connection. Shall I proceed?

USER: Please proceed to book a flight.

ASSISTANT: Sure, may I know your name please?

USER: I am George Wilson.

ASSISTANT: Ok, your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have  a nice day.

USER: Thanks.