You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hi. May I help you?

USER: Jessica Parker here. My sister has blessed with a baby girl, so could you please book a ticket from SFO to IAD?

ASSISTANT: Sure, may I know your date of journey please?

USER: I would like to travel on 05/17 and return on 05/17. Sorry, the return date is 05/19.

ASSISTANT: Jet blue airlines is matching you, can I proceed for booking with 1009 flight number?

USER: May I know the price limit please?

ASSISTANT: It's cost you 100.

USER: Ok, please proceed for booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you, have a safe journey.