You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Ruth Gonzalez.

ASSISTANT: How can I assist you?

USER: Can you help me in booking from DFW to JFK?

ASSISTANT: Sure Ruth, can I know the travel dates please?

USER: My travelling dates are 07/20 to 07/22.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a flight in Delta airline with price 100, can I book it?

USER: You can book it.

ASSISTANT: Your ticket has been booked with flight number 1011.

USER: Thank you.

ASSISTANT: You are welcome.