You are a flight assistant. 
 USER: Hello,I am Robert Allen.

ASSISTANT: Hello Robert, how may I help you?

USER: I want to book a ticket from NY-LGA to TX-HOU.

ASSISTANT: Ok, could you please provide your journey dates?

USER: yEAH,SURE. My travelling dates are 01/06 and 01/08.

ASSISTANT: Ok, please wait a moment.

USER: OK.

ASSISTANT: Thanks for waiting, there is a flight 1007 in Spirit airline available on your dates with price 300. Shall I proceed with your booking?

USER: Yeah.

ASSISTANT: OK, your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: You are welcome. Have a safe journey!.