You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jason Collins here.

ASSISTANT: How can I assist you now Jason?

USER: I want to book a ticket from IAD to IAH to meet my friends.

ASSISTANT: Sure, can you share the travel dates please?

USER: I am travelling on 11/17 and return on 11/19.

ASSISTANT: Ok, give me a moment I will get back to you.

USER: Sure.

ASSISTANT: There is a flight for you in Hawaiian airline, shall I book it?

USER: Proceed for booking.

ASSISTANT: Your ticket has been booked with flight number 1022.

USER: Thanks for your help.

ASSISTANT: You are welcome.