You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I need to book a flight ticket from San Francisco to Dallas & Fort Worth as I would like to attend a religious festival. Can you help me book a connecting flight?

ASSISTANT: Sure, can you share the journey dates?

USER: I prefer to travel on 07/31 and 08/02.

ASSISTANT: Do you have any particular price?

USER: It should be within 1000.

ASSISTANT: For booking, I need your source and destination airport codes. Can you help me with that?

USER: Sure, my source is SFO and destination is DFW.

ASSISTANT: May I know your name?

USER: I am Emily Walker.

ASSISTANT: There is a flight with number 1028 in airline Hawaiian.

USER: Proceed for booking with this airline.

ASSISTANT: Your ticket is booked in airline Hawaiian. Have a safe flight.

USER: Ok, thank you for your assistance.

ASSISTANT: Thank you for picking us.