You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Donna Rodriguez.

ASSISTANT: How may I assist you today?

USER: I have a business meeting in Houston, can you help me for booking a flight ticket from EWR to HOU?

ASSISTANT: Sure, I can help you with that. May I know your preferable travel dates please?

USER: My travelling dates are 11/02 and 11/04.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Delta airlines is having a flight on that route with travel charge of 200, shall I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: I have successfully booked your ticket with flight-1019, have a safe journey.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.