You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Robert Hernandez.

ASSISTANT: How can I help you?

USER: I want to book a ticket from IAD to LGA to meet my uncle, can you help me in booking?

ASSISTANT: Sure, may I know your travel dates please?

USER: I am departing on 06/25 and return on 06/27.

ASSISTANT: Please be on hold.

USER: Ok.

ASSISTANT: Hawaiian airlines is having a flight with travel charge of 300, shall I book the ticket?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked with flight-1017, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.