You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Edward Collins.

ASSISTANT: How may I aid you?

USER: Could you please reserve my flight ticket from HOU to SFO?

ASSISTANT: Sure, may I know your departure and arrival dates?

USER: My departure date is Apr 14th and arrival date is Apr 16th.

ASSISTANT: Do you have any preferences?

USER: I need a lay by.

ASSISTANT: Here, there is a flight with 1 connection in Hawaiian airlines and price is 100. Can I proceed?

USER: Please reserve my flight ticket.

ASSISTANT: Ok, your ticket is reserved with the flight 1000.

USER: Thank you.

ASSISTANT: Thank you for opting us.