You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Emma Hernandez.

ASSISTANT: How can I help you?

USER:  I am planning to attend a Music festival at Seattle, can you please book a flight ticket?

ASSISTANT: May I know your desired travel date please?

USER: My trip dates are 01/21 to 01/23.

ASSISTANT: Can I know your preferred airport code please?

USER: My source is EWR and destination is SEA.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: You can book it.

ASSISTANT: Your ticket is booked, flight number 1019.

USER: Thank you for helping.

ASSISTANT: Thank you for opting us.