You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Dennis Clark here.

ASSISTANT: How may I assist you?

USER: I need a connecting flight to Denver for my business visit.

ASSISTANT: Sure, can you help me with your travelling dates?

USER: My travel dates for the journey are 01/30 to 02/01.

ASSISTANT: Let me know your airport codes?

USER: My airport codes are OAK to DEN.

ASSISTANT: There is a flight-1018 with price of 300, shall I proceed?

USER: Sure.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thanks for booking my flight.

ASSISTANT: Welcome.