You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Barbara Walker.

ASSISTANT: Barbara, how can I help you?

USER: I would like to visit New York in the month of August to attend my sister's marriage. Can you please book the ticket from DEN to EWR?

ASSISTANT: Sure, I will help you with that. May I know the travelling dates?

USER: The dates are 08/01 and 08/03 respectively.

ASSISTANT: Thank you for your information. Please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, there is a flight 1010 in Hawaiian airline has the price 100.Can I proceed?

USER: Ok, please book the ticket.

ASSISTANT: Your ticket has been booked.

USER: Ok, thank you for your help.

ASSISTANT: Thank  you for contacting us, have a safe journey.